6T53: Thrombin

Thrombin in Complex with a D-Phe-Pro-p-benzylamine derivative. Determined by X-ray diffraction at 1.35 Å resolution. Released 18 Nov 2020.

Method
X-ray diffraction
Resolution
1.35 Å
Organisms
Homo sapiens, Hirudo medicinalis
Chains
3
Atoms
2,823
Mol. weight
36.82 kDa
Ligands
NAG, PO4, K73
Released
18 Nov 2020

Explore 6T53 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6T53 contains 17 α-helices and 24 β-strands across 3 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain H: 13 helices, 24 β-strands

ElementResiduesLengthSheet
β-strand1711
β-strand20-2122
α-helix22-232
β-strand30-3563
β-strand39-4683
β-strand51-5443
α-helix56-583
β-strand60-60A24
α-helix60B-60D3
β-strand60F-60G24
α-helix61-633
β-strand64-6853
β-strand7215
β-strand81-90103
β-strand9516
β-strand10016
β-strand104-10853
α-helix111-1144
β-strand11517
β-strand11817
α-helix120-1212
β-strand12212
α-helix123-1253
α-helix126-129C7
β-strand135-14062
β-strand15415
β-strand156-16272
α-helix165-1706
α-helix175-1762
β-strand180-18342
α-helix186-186B3
β-strand18911
β-strand198-20252
β-strand207-21592
β-strand226-23052
α-helix232-2343
α-helix235-24410
Chain I: 2 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix518-5225
α-helix523-5264
Chain L: 2 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix8-103
α-helix14C-14I7

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
ProthrombinLprotein36Homo sapiensP00734 (AlphaFold model)
ProthrombinHprotein259Homo sapiensP00734 (AlphaFold model)
Hirudin variant-2Iprotein11Hirudo medicinalisP09945 (AlphaFold model)
Sequence of entity 1 (L), FASTA
>6T53_1 Prothrombin (chains L)
TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR
Sequence of entity 2 (H), FASTA
>6T53_2 Prothrombin (chains H)
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLL
VRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCL
PDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIR
ITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFY
THVFRLKKWIQKVIDQFGE
Sequence of entity 3 (I), FASTA
>6T53_3 Hirudin variant-2 (chains I)
DFEEIPEEYLQ

Ligands and cofactors

IDNameFormulaCopies
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O61
PO4Phosphate ionO4 P1
K73(2~{S})-~{N}-[[4-(aminomethyl)phenyl]methyl]-1-[(2~{R})-2-azanyl-3-phenyl-propa…C22 H28 N4 O21

Water and common crystallization additives (GOL, DMS, NA) are not listed.

Primary citation

Thrombin in Complex with a D-Phe-Pro-p-benzylamine derivative. Ngo, K., Abazi, N., Heine, A. et al. To be published.

Other PDB entries of the same protein (UniProt P00734 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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